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Finding the Fourth Proportional to 496,726.60, 745,201.01 and 181,183.51

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Solution

The fourth proportional to 496,726.60, 745,201.01 and 181,183.51 is: 271,815.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    496,726.60 : 745,201.01 = 181,183.51 : x
  2. Step 2: Convert to fraction form
    496,726.60/745,201.01 = 181,183.51/x
  3. Step 3: Cross multiply
    496,726.60x = 745,201.01 × 181,183.51
  4. Step 4: Simplify right side
    496,726.60x = 135,018,134,647.35
  5. Step 5: Solve for x
    x = 135,018,134,647.35/496,726.60
  6. Step 6: Final answer
    x = 271,815.79

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.